Pension Plans - AOCI Items not yet Recognized (Details) - Foreign Pension Plan, Defined Benefit - USD ($) $ in Millions	Jan. 28, 2017	Jan. 30, 2016	Jan. 31, 2015
Defined Benefit Plan Disclosure [Line Items]
Net actuarial losses	$ (55.5)	$ (43.1)	$ (56.7)
Net prior service credits	$ 9.2	$ 11.1	$ 13.3

Amount after tax of cost (credit) due to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or a plan initiation, which has not yet been recognized as a component of net periodic benefit cost.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Prior Service Cost
-URI http://asc.fasb.org/extlink&oid=49177896

Name:	us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditAfterTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant